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require 'spec_helper'
describe Banzai::Filter::UploadLinkFilter do
def filter(doc, contexts = {})
contexts.reverse_merge!({
project: project
})
raw_filter(doc, contexts)
end
def raw_filter(doc, contexts = {})
described_class.call(doc, contexts)
end
def image(path)
%(<img src="#{path}" />)
end
def link(path)
%(<a href="#{path}">#{path}</a>)
end
def nested_image(path)
%(<div><img src="#{path}" /></div>)
end
def nested_link(path)
%(<div><a href="#{path}">#{path}</a></div>)
end
let(:project) { create(:project) }
shared_examples :preserve_unchanged do
it 'does not modify any relative URL in anchor' do
doc = filter(link('README.md'))
expect(doc.at_css('a')['href']).to eq 'README.md'
end
it 'does not modify any relative URL in image' do
doc = filter(image('files/images/logo-black.png'))
expect(doc.at_css('img')['src']).to eq 'files/images/logo-black.png'
end
end
it 'does not raise an exception on invalid URIs' do
act = link("://foo")
expect { filter(act) }.not_to raise_error
end
context 'with a valid repository' do
it 'rebuilds relative URL for a link' do
doc = filter(link('/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg'))
expect(doc.at_css('a')['href'])
.to eq "#{Gitlab.config.gitlab.url}/#{project.full_path}/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg"
doc = filter(nested_link('/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg'))
expect(doc.at_css('a')['href'])
.to eq "#{Gitlab.config.gitlab.url}/#{project.full_path}/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg"
end
it 'rebuilds relative URL for an image' do
doc = filter(image('/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg'))
expect(doc.at_css('img')['src'])
.to eq "#{Gitlab.config.gitlab.url}/#{project.full_path}/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg"
doc = filter(nested_image('/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg'))
expect(doc.at_css('img')['src'])
.to eq "#{Gitlab.config.gitlab.url}/#{project.full_path}/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg"
end
it 'does not modify absolute URL' do
doc = filter(link('http://example.com'))
expect(doc.at_css('a')['href']).to eq 'http://example.com'
end
it 'supports Unicode filenames' do
path = '/uploads/한글.png'
escaped = Addressable::URI.escape(path)
# Stub these methods so the file doesn't actually need to be in the repo
allow_any_instance_of(described_class)
.to receive(:file_exists?).and_return(true)
allow_any_instance_of(described_class)
.to receive(:image?).with(path).and_return(true)
doc = filter(image(escaped))
expect(doc.at_css('img')['src']).to match "#{Gitlab.config.gitlab.url}/#{project.full_path}/uploads/%ED%95%9C%EA%B8%80.png"
end
end
context 'in group context' do
let(:upload_link) { link('/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg') }
let(:group) { create(:group) }
let(:filter_context) { { project: nil, group: group } }
let(:relative_path) { "groups/#{group.full_path}/-/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg" }
it 'rewrites the link correctly' do
doc = raw_filter(upload_link, filter_context)
expect(doc.at_css('a')['href']).to eq("#{Gitlab.config.gitlab.url}/#{relative_path}")
end
it 'rewrites the link correctly for subgroup' do
subgroup = create(:group, parent: group)
relative_path = "groups/#{subgroup.full_path}/-/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg"
doc = raw_filter(upload_link, { project: nil, group: subgroup })
expect(doc.at_css('a')['href']).to eq("#{Gitlab.config.gitlab.url}/#{relative_path}")
end
it 'does not modify absolute URL' do
doc = filter(link('http://example.com'), filter_context)
expect(doc.at_css('a')['href']).to eq 'http://example.com'
end
end
context 'when project or group context does not exist' do
let(:upload_link) { link('/uploads/e90decf88d8f96fe9e1389afc2e4a91f/test.jpg') }
it 'does not raise error' do
expect { raw_filter(upload_link, project: nil) }.not_to raise_error
end
it 'does not rewrite link' do
doc = raw_filter(upload_link, project: nil)
expect(doc.to_html).to eq upload_link
end
end
end
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